Finding the Fourth Proportional to 104.68, 155.99 and 101.08
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Solution
The fourth proportional to 104.68, 155.99 and 101.08 is: 150.63
Step by Step Solution
- Step 1: Write the proportion equation
104.68 : 155.99 = 101.08 : x - Step 2: Convert to fraction form
104.68/155.99 = 101.08/x - Step 3: Cross multiply
104.68x = 155.99 × 101.08 - Step 4: Simplify right side
104.68x = 15,767.47 - Step 5: Solve for x
x = 15,767.47/104.68 - Step 6: Final answer
x = 150.63
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.